<template>
  <van-button :icon="value === 1 ? 'good-job' : 'good-job-o'" :class="{
      liked: value === 1
    }" @click="onCollect" :loading='loading' />
</template>
<script>
import { addLike, deleteLike } from '@/api/article'
export default {
  name: 'LikeArticle',
  props: {
    value: {
       type: Number,
      required: true
    },
    articleId: {
      type: [Number, String, Object],
      required: true
    }
  },
  data () {
    return {
      loading: false
    }
  },
  methods: {
   async onCollect () {
     this.loading = true
     try {
       let status = -1 // 点赞状态
       if (this.value === 1) {
        //  已点赞，取消点赞
        await deleteLike(this.articleId)
       } else {
        //  没有点赞，添加点赞
        await addLike(this.articleId)
        status = 1
       }
      //  更新视图
      this.$emit('input', status)
      this.$toast.success(status === 1 ? '点赞成功' : '取消点赞')
     } catch (error) {
       this.$toast.fail('操作失败，请重试！')
     }
     this.loading = false
   }
  }
}
</script>
<style lang="less" scoped>
.liked {
  .van-icon {
    color: #e5645f;
  }
}
</style>
